South Korea · The summary is refreshed every 15 minutes.
No current value: fewer than four sensors at different places are reporting now.
Goseong (Gangwon), November 10, 2026: daily mean PM2.5 10 µg/m³ (4 sensors), level “Moderate” — as in the Atmy Data Hub. Open methodology and data in JSON: Methodology and data sources · JSON
In Goseong (Gangwon) the air is moderate right now (approximate, US EPA scale). From 18:00 to 04:00 local time the city mean PM2.5 rose from 15.7 to 23.0 µg/m³. The highest hour was 00:00 with 28.7 µg/m³.
The weather data do not point to a clear reason for this level.
Weather now: clear, 9°C, wind 4 m/s, humidity 69%. By 08:00 the wind is expected to drop to 1 m/s, and particles may build up. By 18:00 the temperature will be about 13°C.
Written automatically at 06:12 local time (21:12 UTC) from sensor measurements and the weather forecast. Values are approximate; hypotheses are marked.
4 m/s
Wind, W
0 mm
Precipitation today
10 µg/m³ Moderate
Daily mean PM2.5 on November 10, 2026 (00:00–24:00 UTC = 09:00–09:00 UTC+9): 10 µg/m³ from 4 sensors that passed the quality check — the same value as in the Atmy Data Hub.
39/100Moderate · An estimate of weather conditions · not a PM2.5 forecast
17°/9°
Index by time of day
44/100Moderate
Night
Morning
Day
Evening18°/12°
Index by time of day
42/100Moderate
NightMorningDayEvening14°/10°
Index by time of day
53/100Moderate
NightMorningDayEvening15°/10°
Index by time of day
43/100Moderate
NightMorningDayEvening11°/8°
Index by time of day
28/100Low
NightMorningDayEvening13°/8°
Index by time of day
52/100Moderate
NightMorningDayEveningForecast of conditions that trap pollution near the surface
9°
Clear. Feels like 6°C
11°C70%17°C58%13°C70%4m/sWind from the W
5m/sWind gusts
Wind force: 3
Gusts up to 8 m/s are expected.
South Korea
17°C9°C
18°C12°C
14°C10°C
15°C10°C11°C8°C13°C8°C12°C4°C3°C-1°C7°C-1°C
11°C2°C529
SeoulSouth Korea
34BusanSouth Korea
30IncheonSouth Korea
27Cities with the most sensors
All sensors on the map, by city as the map assigns them; the city’s values count only the sensors that pass the Data Hub’s quality check.
Daily mean PM2.5 of the city sensors, µg/m³
Click a day to see its date and value.
South Korea · City ranking · All pilot cities
Daily mean PM2.5 on November 10, 2026 (00:00–24:00 UTC = 09:00–09:00 UTC+9): 10 µg/m³ from 4 sensors that passed the quality check — the same value as in the Atmy Data Hub. No. 35 of 39 cities in South Korea and No. 536 of 676 worldwide, from the most polluted.
Fresh data for Goseong (Gangwon) are insufficient (last update: 15:45 local time, 06:45 UTC). Open the map for the latest readings of individual sensors.
From Atmy sensors and connected public networks (citizen, experimental and government monitors), aggregated by Atmy. Values are approximate; see the methodology.
The summary is rebuilt every 15 minutes from the latest reading of each sensor, each no older than one hour.
The daily value is the Data Hub’s: the mean of the city’s sensors that passed the nightly quality check, each with at least 12 valid hours, and only with sensors at four places 500 m apart; days are UTC.
“Now” uses the same sensors and rule: the mean of their latest readings, each at most 60 minutes old, shown only with sensors at four places 500 m apart reporting.
Source: public Atmy monitoring data. Methodology and data sources · Data terms
